东部地区应下力扩大( )的出口，实现出口产品结构的升级。
A．劳动密集型产品
B．技术密集度较高的机电产品
C．矿产资源
D．高新技术产品
参考答案：B
It’s suggested that some activities to celebrate the 30th anniversary of the Reform and Opening-up.
A．should hold
B．are held
C．be held
D．will be held
苹果酱现象
